Automotive Racing Products, or ARP, are the de facto standard for today’s diesel engines. For nearly 50 years, ARP has been producing high-performance, commercial-quality studs and bolts for diesel engines. Throughout the last few decades, ARP’s product catalog has grown to include virtually every kind of fastener found in a diesel engine, suspension, driveline, and frame. Whether you’re looking for extremely specific hardware for a demanding racing application or a simple yet reliable replacement part, we have you covered. Canadian Diesel Online carries multiple ARP head studs and main studs for Chevy, Ford, and Dodge diesel vehicles. Shop our inventory of ARP studs here and feel free to contact us with any questions you have.